| 91. | base an argument on false premises |
| 以错误的前提作为论点的依据
|
| 92. | base an estimate upon reliable date |
| 根据可靠的资料作出估计
|
| 93. | base running |
| （棒）堡垒
|
| 94. | the reaction of the superstructure on the economic base |
| 上层建筑对于经济基础的反作用
|
| 95. | return to the base |
| 返航；返回基地
|
| 96. | base motives |
| 卑鄙的动机
|
| 97. | base metals |
| 贱金属，基底金属
|
| 98. | the philosophy that lies at the base of their activities |
| 作为他们行动基础的哲学思想
|
| 99. | pander to the base instincts |
| 迎合低级本能
|
| 100. | inflame evil [ base , low] passions |
| 燃起卑劣的欲望
|